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(Solved): Wpc300 Quiz 2: Visualization...


Wpc300 Quiz 2: Visualization

Quiz Instructions

 

Question 1          1 pts

Which of the following statements is a reason not to use a table for data visualization?

Group of answer choices

  • Tables cannot easily show trends
  • Tables display more information in less space than a chart
  • The table has more precise numbers
  • Large amount of information can be included in a very small space

Question 2         1 pts

In for a chart to minimize graphical complexity, the data-ink ratio must be:

Group of answer choices

  • greater than 1
  • close to 1
  • close to zero
  • less than 1

Question 3         1 pts

In order for a chart to have graphical integrity, the lie factor must be:

Group of answer choices

  • close to zero
  • greater than 1
  • close to 1
  • less than 1

Question 4       1 pts

Which of the following violates the principle of data visualization?

Group of answer choices

  • The lie-factor should be closely equal to 1
  • Avoid unnecessary chart junk
  • The chart should tell a story
  • The data-ink ratio should be higher than 1

Question 5             1 pts

Which of the following statement(s) about charts is false?

Group of answer choices

  • A chart should minimize graphical complexity
  • None of the other answers are false
  • A chart should have graphical integrity
  • A chart should tell a story

Question 6        1 pts

Which are useful principles for data visualization?

Group of answer choices

  • It is important to include pointed arrows whenever possible to really draw attention to the eyes
  • The graph suggests a possible true effect
  • Including as many grids as possible is vital for fully specifying the data to be represented
  • The use of a wide range of colors is critical to emphasize distinctions

Question 7         1 pts

Which of the following statement(s) about charts is true?

Group of answer choices

  • Data ink can sometimes help tell a richer story
  • The more data ink, the better
  • We should make as many grids as possible in a chart
  • A useless chart is called "chart junk"

Question 8        1 pts

What best describes the nature of a rose diagram?

Group of answer choices

  • Rarely used for azimuthal data
  • Plots data using a circular historical plot
  • Uses various colors to represent cause of mortality
  • Represents various species of flowers

Question 9         1 pts

Deleting the grid lines in a chart

Group of answer choices

  • Increases the lie-factor
  • Decreases the lie-factor
  • Decreases the data-ink ratio
  • Increases the data-ink ratio

Question 10        1 pts

When the lie-factor of a graphical chart is more than 1,

Group of answer choices

  •  the size of the effect shown in the graph is bigger than the actual effect in the data.
  • the graph simplifies the true effect.
  • the graph understates the true effect.
  • the graph suggests a possible true effect.

 

 



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